Baek Ah Yeon, who placed 3rd in SBS audition program "K-pop Star," caught much attention during the duration of the audition for her voice that improved and became clearer by day. After the program ended, Baek Ah Yeon signed a contract with JYP Entertainment, and held her first debut stage.

On the stage, Baek Ah Yeon performed with her clear voice, and she seemed to have gotten much prettier while preparing for the debut album. She also seemed much more professional as an official singer.